diff --git a/Cargo.lock b/Cargo.lock
index 22baa79dc62..ecc4bb3f373 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1625,9 +1625,9 @@ dependencies = [
 
 [[package]]
 name = "im-rc"
-version = "14.0.0"
+version = "15.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9ad726dce25993be6352b0bff048e4d2647440c0a673d32257c4fac49356d18"
+checksum = "3ca8957e71f04a205cb162508f9326aea04676c8dfd0711220190d6b83664f3f"
 dependencies = [
  "bitmaps",
  "rand_core 0.5.1",
@@ -4719,9 +4719,9 @@ checksum = "0df90a788073e8d0235a67e50441d47db7c8ad9debd91cbf43736a2a92d36537"
 
 [[package]]
 name = "sized-chunks"
-version = "0.5.0"
+version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62db64dd92b3b54314b1e216c274634ca2b3fe8da8b3873be670cb1ac4dad30f"
+checksum = "1ec31ceca5644fa6d444cc77548b88b67f46db6f7c71683b0f9336e671830d2f"
 dependencies = [
  "bitmaps",
  "typenum",
@@ -5413,9 +5413,9 @@ dependencies = [
 
 [[package]]
 name = "typenum"
-version = "1.10.0"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "612d636f949607bdf9b123b4a6f6d966dedf3ff669f7f045890d3a4a73948169"
+checksum = "373c8a200f9e67a0c95e62a4f52fbf80c23b4381c05a17845531982fa99e6b33"
 
 [[package]]
 name = "ucd-parse"
diff --git a/src/tools/cargo b/src/tools/cargo
index cb06cb2696d..500b2bd01c9 160000
--- a/src/tools/cargo
+++ b/src/tools/cargo
@@ -1 +1 @@
-Subproject commit cb06cb2696df2567ce06d1a39b1b40612a29f853
+Subproject commit 500b2bd01c958f5a33b6aa3f080bea015877b83c